04:17 PM EDT, 08/15/2025 (MT Newswires) -- Derek J Maetzold, Director, President & Chief Executive Officer, on August 13, 2025, sold 43,019 shares in Castle Biosciences ( CSTL ) for $839,043. Following the Form 4 filing with the SEC, Maetzold has control over a total of 331,055 common shares of the company, with 69,683 shares held directly and 261,372 controlled indirectly.

SEC Filing:

https://www.sec.gov/Archives/edgar/data/1447362/000123950125000006/xslF345X05/wk-form4_1755288862.xml